NET INCOME (LOSS) PER SHARE - Schedule of Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Earnings Per Share [Abstract]
Commercialization agreement, exercise price (in dollars per share)	$ 0.0016
Contingently issuable shares	392,095
Basic net income (loss) per share
Net loss	$ (1,281)	$ (28,144)
Weighted average common shares outstanding (in shares)	43,169,000	26,209,000
Basic net loss per share (in dollars per share)	$ (0.03)	$ (1.07)
Diluted net income (loss) per share
Net loss	$ (1,281)	$ (28,144)
Weighted average common shares outstanding (in shares)	43,169,000	26,209,000
Denominator for diluted income (loss) per share (in shares)	43,169,000	26,209,000
Add: effect of dilutive securities (in shares)	0	0
Diluted net loss per share (in dollars per share)	$ (0.03)	$ (1.07)